Here you will find all you need to know.
http://www.advancedcustomfields.com/resources/field-types/repeater/
One example
<?php if(get_field('repeater_field_name')): ?>
<ul>
<?php while(has_sub_field('repeater_field_name')): ?>
<li>sub_field_1 = <?php the_sub_field('sub_field_1'); ?>, sub_field_2 = <?php the_sub_field('sub_field_2'); ?>, etc</li>
<?php endwhile; ?>
</ul>
<?php endif; ?>